<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>lodash</title>
    <!-- 导入lodash https://www.lodashjs.com -->
    <script src="https://lf9-cdn-tos.bytecdntp.com/cdn/expire-1-M/lodash.js/4.17.21/lodash.min.js" type="application/javascript"></script>
    <script>
      /* 数组元素排重 */
      console.log(_.uniq([1, 4, 3, 3, 2, 1, 6]))
    </script>
  </head>
  <body></body>
</html>
